Quarterly report pursuant to Section 13 or 15(d)

Stock Plans - Additional Information (Details)

v3.21.2
Stock Plans - Additional Information (Details)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2021
USD ($)
shares
Sep. 30, 2021
USD ($)
shares
Share-based Compensation Arrangement by Share-based Payment Award    
Shares, Granted | shares 0 670,000
Weighted-average period for recognizing non-vested stock option   1 year 3 months 18 days
Employee Stock Option    
Share-based Compensation Arrangement by Share-based Payment Award    
Total unrecognized compensation expense related to non-vested stock option | $ $ 0.6 $ 0.6